3870626031117 has 20 divisors (see below), whose sum is σ = 5833214858460. Its totient is φ = 2557581796224.

The previous prime is 3870626031113. The next prime is 3870626031157. The reversal of 3870626031117 is 7111306260783.

3870626031117 is a `hidden beast` number, since 3 + 8 + 7 + 0 + 626 + 0 + 3 + 1 + 1 + 17 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 254642353641 + 3615983677476 = 504621^2 + 1901574^2 .

It is not a de Polignac number, because 3870626031117 - 2² = 3870626031113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3870626031113) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 211431142 + ... + 211449447.

It is an arithmetic number, because the mean of its divisors is an integer number (291660742923).

Almost surely, 2^{3870626031117} is an apocalyptic number.

It is an amenable number.

3870626031117 is a deficient number, since it is larger than the sum of its proper divisors (1962588827343).

3870626031117 is a wasteful number, since it uses less digits than its factorization.

3870626031117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422880714 (or 422880705 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 3870626031117 in words is "three trillion, eight hundred seventy billion, six hundred twenty-six million, thirty-one thousand, one hundred seventeen".